Home / 6,787.35-10,181.30-3,228.62

Finding the Fourth Proportional to 6,787.35, 10,181.30 and 3,228.62

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Solution

The fourth proportional to 6,787.35, 10,181.30 and 3,228.62 is: 4,843.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,787.35 : 10,181.30 = 3,228.62 : x
  2. Step 2: Convert to fraction form
    6,787.35/10,181.30 = 3,228.62/x
  3. Step 3: Cross multiply
    6,787.35x = 10,181.30 × 3,228.62
  4. Step 4: Simplify right side
    6,787.35x = 32,871,481.76
  5. Step 5: Solve for x
    x = 32,871,481.76/6,787.35
  6. Step 6: Final answer
    x = 4,843.05

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.